| Company | Timeline | Status | |
| Horizon Energy Ventures Limited Director • Director | 22 Jul 2025←4 Months→Current | Active | |
| HGS Metering Limited Director • Director | 21 Jul 2025←4 Months→Current | Active | |
| Horizon Energy Infrastructure Limited Director • Director | 21 Jul 2025←4 Months→Current | Active | |
| Smart Meter Assets 1 Ltd Director • Director | 19 Jul 2025←4 Months→Current | Active | |
| Horizon Water Infrastructure Limited Director • Director | 18 Jul 2025←4 Months→Current | Active | |
| Salisbury Bidco Limited Director • Director | 18 Jul 2025←4 Months→Current | Active | |
| Salisbury Debtco Limited Director • Director | 18 Jul 2025←4 Months→Current | Active | |
| Heat Rhight Limited Director • Director | 18 Jul 2025←4 Months→Current | Active | |
| Salisbury Topco Limited Director • Director | 9 Jun 2025←6 Months→Current | Active | |
| Sma Topco Limited Director • Director | 3 Jun 2025←6 Months→Current | Active | |
